BR8100321A - Processo para a preparacao de n-terc.-butilamidas do acido alfa-cetocarboxilico - Google Patents
Processo para a preparacao de n-terc.-butilamidas do acido alfa-cetocarboxilicoInfo
- Publication number
- BR8100321A BR8100321A BR8100321A BR8100321A BR8100321A BR 8100321 A BR8100321 A BR 8100321A BR 8100321 A BR8100321 A BR 8100321A BR 8100321 A BR8100321 A BR 8100321A BR 8100321 A BR8100321 A BR 8100321A
- Authority
- BR
- Brazil
- Prior art keywords
- butylamides
- terc
- alpha
- preparation
- ketocarboxylic acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D253/00—Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group C07D251/00
- C07D253/02—Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group C07D251/00 not condensed with other rings
- C07D253/06—1,2,4-Triazines
- C07D253/065—1,2,4-Triazines having three double bonds between ring members or between ring members and non-ring members
- C07D253/07—1,2,4-Triazines having three double bonds between ring members or between ring members and non-ring members with hetero atoms, or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D253/075—Two hetero atoms, in positions 3 and 5
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803002203 DE3002203A1 (de) | 1980-01-22 | 1980-01-22 | Verfahren zur herstellung von (alpha)-ketocarbonsaeure-n-tert.-butylamiden |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8100321A true BR8100321A (pt) | 1981-08-11 |
Family
ID=6092678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8100321A BR8100321A (pt) | 1980-01-22 | 1981-01-21 | Processo para a preparacao de n-terc.-butilamidas do acido alfa-cetocarboxilico |
Country Status (7)
Country | Link |
---|---|
US (1) | US4345100A (fr) |
EP (1) | EP0034240B1 (fr) |
JP (1) | JPS56104853A (fr) |
BR (1) | BR8100321A (fr) |
DE (2) | DE3002203A1 (fr) |
DK (1) | DK159417C (fr) |
IL (1) | IL61928A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1051462B (de) * | 1955-10-26 | 1959-02-26 | Hermann Schneider | Kleinbehaelter zur Abgabe und Aufnahme von Fluessigkeiten, vorzugsweise Parfuems und aehnlichen Kosmetika |
ATE157079T1 (de) | 1990-12-31 | 1997-09-15 | Basf Ag | Verfahren zur herstellung von alpha- ketocarbonsäureestern |
EP0549531A1 (fr) * | 1991-12-20 | 1993-06-30 | Säurefabrik Schweizerhall | Procédé de préparation d'anhydrides d'acides |
CN109096139B (zh) * | 2018-09-03 | 2021-03-02 | 贵州大学 | 一种α-羰基酰胺衍生物的制备方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2518156A (en) * | 1949-01-25 | 1950-08-08 | Du Pont | Reaction of ethers with nitriles |
DE2236040C2 (de) * | 1972-07-22 | 1974-06-27 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Carbonsäureamiden |
DE2733181B2 (de) * | 1977-07-22 | 1979-08-30 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Verfahren zur Herstellung von N-substituierten a -Ketocarbonsäureamiden |
DE2733180C3 (de) * | 1977-07-22 | 1983-04-14 | Degussa Ag, 6000 Frankfurt | Verfahren zur Herstellung von 4-Amino-3-methylmercapto-1,2,4-triazin- 5-on-Derivaten |
-
1980
- 1980-01-22 DE DE19803002203 patent/DE3002203A1/de not_active Withdrawn
-
1981
- 1981-01-02 US US06/222,222 patent/US4345100A/en not_active Expired - Lifetime
- 1981-01-07 DE DE8181100034T patent/DE3160155D1/de not_active Expired
- 1981-01-07 EP EP81100034A patent/EP0034240B1/fr not_active Expired
- 1981-01-19 IL IL61928A patent/IL61928A/xx not_active IP Right Cessation
- 1981-01-20 JP JP602181A patent/JPS56104853A/ja active Granted
- 1981-01-21 DK DK026881A patent/DK159417C/da not_active IP Right Cessation
- 1981-01-21 BR BR8100321A patent/BR8100321A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH0141617B2 (fr) | 1989-09-06 |
DK159417C (da) | 1991-03-04 |
DK159417B (da) | 1990-10-15 |
JPS56104853A (en) | 1981-08-20 |
DE3002203A1 (de) | 1981-07-23 |
EP0034240A3 (en) | 1981-09-16 |
EP0034240A2 (fr) | 1981-08-26 |
DK26881A (da) | 1981-07-23 |
IL61928A0 (en) | 1981-02-27 |
DE3160155D1 (en) | 1983-05-19 |
US4345100A (en) | 1982-08-17 |
EP0034240B1 (fr) | 1983-04-13 |
IL61928A (en) | 1984-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK | Patent expired |
Effective date: 19960121 |
|
B15K | Others concerning applications: alteration of classification |
Ipc: C07D 253/075 (2006.01) |